425676605 has 8 divisors (see below), whose sum is σ = 519186264. Its totient is φ = 334958400.

The previous prime is 425676599. The next prime is 425676607. The reversal of 425676605 is 506676524.

It can be written as a sum of positive squares in 4 ways, for example, as 60637369 + 365039236 = 7787^2 + 19106^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 425676605 - 2¹⁰ = 425675581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425676607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 697526 + ... + 698135.

It is an arithmetic number, because the mean of its divisors is an integer number (64898283).

Almost surely, 2^425676605 is an apocalyptic number.

It is an amenable number.

425676605 is a deficient number, since it is larger than the sum of its proper divisors (93509659).

425676605 is a wasteful number, since it uses less digits than its factorization.

425676605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395727.

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 425676605 is about 20631.9316836791. The cubic root of 425676605 is about 752.2460698088.

It can be divided in two parts, 4256 and 76605, that multiplied together give a triangular number (326030880 = T₂₅₅₃₅).

The spelling of 425676605 in words is "four hundred twenty-five million, six hundred seventy-six thousand, six hundred five".